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Houttuynia is an extract of the herb of Houttuynia cordata. Houttuynia cordata is a Chinese medicinal herb that is found throughout Eastern Asia. It has been used traditionally to treat various types of infections, inflammation, hypertension, sinusitis, pulmonary tuberculosis, etc. Dr. James Schaller has found Houttuynia to be effective against Bartonella in vitro and in vivo and Dr. Lee Cowden has found Houttuynia to be effective against Bartonella clinically in patients who have resistant strains of Bartonella.
ANTI-BACTERIAL
ANTI-VIRAL
IMMUNOMODULATION
ANTI-OXIDANT
ANTI-MUTAGENIC
Priyanka A.S. Theophilus M.S., Eva Sapi Ph.D. (2013). In Vitro Effect of Peruvian Antimicrobial Agents on Borrelia burgdorferi. Full Article
An acute oral toxicity study was conducted by the University of Guayaquil, Ecuador concluding that Houttuynia did not produce toxic effects, thus the product is considered practically innocuous for humans when administered in the acute form. Therefore; studies of acute toxicity at higher doses in humans are not necessary. Full Article
Chomnawang, M. T., Surassmo, S., Nukoolkarn, V.S., & Gritsanapan, W. (2005). Antimicrobial effects of Thai medicinal plants against acne-inducing bacteria. Journal of Ethnopharmacology, 101(1-3), 330-333. Full Article
Han, E. H., Park, J. H., Kim, J. Y., & Jeong, H. G. (2009). Houttuynia cordata water extract suppresses anaphylactic reaction and IgE-mediated allergic response by inhibiting multiple steps of FcεRI signaling in mast cells. Food and chemical toxicology, 47(7), 1659-1666. Full Article
Li, G. Z., Chai, O. H., Lee, M. S., Han, E. H.,Kim, H. T., & Song, C. H. (2005). Inhibitory effects of Houttuynia cordata water extracts on anaphylactic reaction and mast cell activation. Biological and Pharmaceutical Bulletin, 28(10), 1864-1868. Full Article
Huh, E., Kim, H. G., Park, H., Kang, M. S., Lee,B., & Oh, M. S. (2014). Houttuynia cordata improves cognitive deficits in cholinergic dysfunction Alzheimer’s disease-like models. Biomolecules& Therapeutics, 22(3), 176. Full Article
Kumnerdkhonkaen, P., Saenglee, S.,Asgar, M. A., Senawong, G., Khongsukwiwat, K., & Senawong, T. (2018). Antiproliferative activities and phenolic acid content of water and ethanolic extracts of the powdered formula of Houttuynia cordata Thunb. fermented broth and Phyllanthus emblica Linn. fruit. BMC complementary and alternative medicine, 18(1), 130. Full Article
Lai, K. C., Chiu, Y. J., Tang, Y. J.,Lin, K. L., Chiang, J. H., Jiang, Y. L., ... & Yang, J. S. (2010). Houttuynia cordata Thunb extract inhibits cell growth and induces apoptosis in human primary colorectal cancer cells. Anticancer research, 30(9), 3549-3556. Full Article
Tang, Y. J., Yang, J. S., Lin, C. F., Shyu, W. C., Tsuzuki, M., Lu, C. C., ... & Lai, K. C. (2009). Houttuynia cordata Thunb extract induces apoptosis through mitochondrial-dependent pathway in HT-29 human colon adenocarcinoma cells. Oncology reports, 22(5), 1051-1056. Full Article
Chiow, K. H., Phoon, M. C., Putti, T.,Tan, B. K., & Chow, V. T. (2016). Evaluation of antiviral activities of Houttuynia cordata Thunb. extract, quercetin, quercetrin and cinanserin on murine coronavirus and dengue virus infection. Asian-Pacific journal of tropical medicine, 9(1), 1-7. Full Article
Leardkamolkarn, V., Sirigulpanit, W., Phurimsak, C., Kumkate, S., Himakoun, L., & Sripanidkulchai, B. (2012). The inhibitory actions of houttuynia cordata aqueous extract on dengue virus and dengue‐infected cells. Journal of food biochemistry, 36(1), 86-92. Full Article
Kumar, M., Prasad, S. K.,Krishnamurthy, S., & Hemalatha, S. (2014). Antihyperglycemic activity of Houttuynia cordata Thunb. instreptozotocin-induced diabetic rats. Advances in pharmacological sciences, 2014. Full Article
Chang, J. S., Chiang, L. C., Chen, C.C., Liu, L. T., Wang, K. C., & Lin, C. C. (2001). Antileukemic activity of Bidens pilosa L. var. minor (Blume) Sherff and Houttuynia cordata Thunb. The American journal of Chinese medicine, 29(02),303-312. Full Article
Chen, Y. F., Yang, J. S., Chang, W.S., Tsai, S. C., Peng, S. F., & Zhou, Y. R. (2013). Houttuynia cordata Thunb extract modulates G 0/G 1 arrest andFas/CD95-mediated death receptor apoptotic cell death in human lung cancer A549 cells. Journal of biomedical science, 20(1), 18. Full Article
Lu, Y., Jiang, Y., Ling, L., Zhang, Y., Li, H., & Chen, D. (2018). Beneficial effects of Houttuynia cordata polysaccharides on “two-hit” acute lung injury and endotoxic fever in rats associated with anti-complementary activities. Actapharmaceutica sinica B, 8(2), 218-227. Full Article
Hung, P. Y., Ho, B. C., Lee, S. Y.,Chang, S. Y., Kao, C. L., Lee, S. S., & Lee, C. N. (2015). Houttuynia cordata targets the beginning stage of herpes simplex virus infection. PloS one, 10(2), e0115475. Full Article
Chen, X., Wang, Z., Yang, Z., Wang,J., Xu, Y., Tan, R. X., & Li, E. (2011). Houttuynia cordata blocks HSV infection through inhibition of NF-κB activation. Antiviral research,92(2), 341-345. Full Article
Chiang, L. C., Chang, J. S., Chen, C.C., Ng, L. T., & Lin, C. C. (2003). Anti-Herpes simplex virus activity of Bidens pilosa and Houttuynia cordata. The American journal of Chinese medicine, 31(03), 355-362. Full Article
Zhu, H., Lu, X.,Ling, L., Li, H., Ou, Y., Shi, X., ... & Chen, D. (2018). Houttuynia cordata polysaccharides ameliorate pneumonia severity and intestinal injury in mice with influenza virus infection. Journal of ethnopharmacology, 218, 90-99. Full Article
Du, S., Li, H., Cui, Y., Yang, L., Wu, J., Huang, H., ... & Chen, D. (2012). Houttuynia cordata inhibits lipopolysaccharide-induced rapid pulmonary fibrosis by up-regulating IFN-γ and inhibiting the TGF-β1/Smad pathway. International immunopharmacology, 13(3), 331-340. Full Article
Yadav, A. K. (2011). Anticestodal activity of Houttuynia cordata leaf extract against Hymenolepis diminuta in experimentally infected rats. Journal of Parasitic Diseases, 35(2), 190-194. Full Article
Shingnaisui, K., Dey, T., Manna, P., & Kalita, J. (2018). Therapeutic potentials of Houttuynia cordata Thunb. against inflammation and oxidative stress: A Review. Journal of ethnopharmacology. Full Article
Li,W., Fan, T., Zhang, Y., Fan, T., Zhou, P., Niu, X., & He, L. (2013). Houttuynia cordata Thunb. Volatile Oil Exhibited Anti‐inflammatory Effects In Vivo and Inhibited Nitric Oxide and Tumor Necrosis Factor‐α Production in LPS‐stimulated Mouse PeritonealMacrophages In Vitro. Phytotherapy Research, 27(11), 1629-1639. Full Article
Lee,H. J., Seo, H. S., Kim, G. J., Jeon, C. Y., Park, J. H., Jang, B. H., ... &Ko, S. G. (2013). Houttuynia cordata Thunb inhibits the production of pro‑inflammatory cytokines through inhibition of the NFκB signaling pathway in HMC‑1 human mast cells. Molecular medicine reports, 8(3), 731-736. Full Article
Kim,D., Park, D., Kyung, J., Yang, Y. H., Choi, E. K., Lee, Y. B., ... & Kim,Y. B. (2012). Anti-inflammatory effects of Houttuynia cordata supercritical extract in carrageenan-air pouch inflammation model. Laboratory animal research, 28(2), 137-140. Full Article
Li,W., Zhou, P., Zhang, Y., & He, L. (2011). Houttuynia cordata, a novel and selective COX-2 inhibitor with anti-inflammatory activity. Journal of ethnopharmacology, 133(2), 922-927. Full Article
Shin,S., Joo, S. S., Jeon, J. H., Park, D., Jang, M. J., Kim, T. O., ... & Kim,Y. B. (2010). Anti-inflammatory effectsof a Houttuynia cordata supercritical extract. Journal of veterinary science, 11(3), 273-275. Full Article
Kim,I. S., Kim, J. H., Kim, J. S., Yun, C. Y., Kim, D. H., & Lee, J. S. (2007).The inhibitory effect of Houttuynia cordata extract on stem cell factor-induced HMC-1 cell migration. Journal of ethnopharmacology, 112(1), 90-95. Full Article
Lu,H. M., Liang, Y. Z., Yi, L. Z., & Wu, X. J. (2006). Anti-inflammatory effect of Houttuynia cordata injection. Journal of Ethnopharmacology, 104(1-2), 245-249. Full Article
Li,J., Rehman, M. U., Zhang, H., Iqbal, M. K., Mehmood, K., Huang, S., & Nabi, F. (2017). Antibacterial effect of the water extract of Houttuynia cordata water extract against multi-drug resistant Escherichia coli. Southeast Asian Journal of Tropical Medicine and Public Health, 48(6), 1260-1266. Full Article
Sekita, Y., Murakami, K., Yumoto, H., Mizuguchi, H., Amoh, T., Ogino, S., ... & Kashiwada, Y. (2016). Anti-bacterial and anti-inflammatory effects of ethanol extract from Houttuynia cordata poultice. Bioscience, biotechnology, and biochemistry, 80(6), 1205-1213. Full Article
Li,W., Zhou, P., Zhang, Y., & He, L. (2011). Houttuynia cordata, a novel and selective COX-2 inhibitor with anti-inflammatory activity. Journal of Ethnopharmacology, 133(2),922-927. Full Article
Kim,G. S., Kim, D. H., Lim, J. J., Lee, J. J., Han, D. Y., Lee, W. M., ... &Lee, H. J. (2008). Biological and antibacterial activities of the natural herb Houttuynia cordata water extract against the intracellular bacterial pathogen salmonella within the RAW 264.7 macrophage. Biological and Pharmaceutical Bulletin, 31(11), 2012-2017. Full Article
Kang, H., & Koppula, S. (2014). Hepatoprotective effect of Houttuynia cordata thunb extract against carbon tetrachloride-induced hepatic damage in mice. Indian journal of pharmaceutical sciences, 76(4),267. Full Article
Tian, L., Shi, X., Yu, L., Zhu, J., Ma, R., & Yang, X. (2012). Chemical composition and hepatoprotective effects of polyphenol-rich extract from Houttuynia cordata tea. Journal of agricultural and food chemistry, 60(18), 4641-4648. Full Article
Tian,L., Zhao, Y., Guo, C., & Yang, X. (2011). A comparative study on the antioxidant activities of an acidic polysaccharide and various solvent extracts derived from herbal Houttuynia cordata. Carbohydrate Polymers,83(2), 537-544. Full Article
Nuengchamnong, N., Krittasilp, K., & Ingkaninan, K. (2009). Rapid screening and identification of antioxidants in aqueous extracts of Houttuynia cordata using LC–ESI–MS coupled with DPPH assay. Food Chemistry, 117(4), 750-756. Full Article
Chen, Y. Y., LIU, T. F., Chen, C. M., Chao, P. Y.,& Chang, T. J. (2003). A study of the antioxidative and antimutagenic effects of Houttuynia cordata Thunb. using an oxidized frying oil-fed model. Journal of nutritional science and vitaminology, 49(5), 327-333. Full Article
Miyata, M., Koyama, T., & Yazawa, K. (2010). Water extract of Houttuynia cordata Thunb. leaves exerts anti-obesity effects by inhibiting fatty acid and glycerol absorption. Journal of nutritional science and vitaminology, 56(2), 150-156. Full Article
Chen, W. T., Yang, C. L., &Yin, M. C. (2014). Protective effects from Houttuynia cordata aqueous extract against acetaminophen-induced liver injury. Biomedicine, 4(1). Full Article
Lee, J. S., Kim, I. S., Kim, J. H., Kim, J. S., Kim,D. H., & Yun, C. Y. (2008). Suppressive effects of Houttuynia cordata Thunb (Saururaceae) extract on Th2 immune response. Journal of ethnopharmacology, 117(1), 34-40. Full Article
Lau, K. M., Lee, K. M., Koon, C. M., Cheung, C. S.F., Lau, C. P., Ho, H. M., ... & Tsui, S. K. W. (2008). Immunomodulatory and anti-SARS activities of Houttuynia cordata. Journal of Ethnopharmacology, 118(1), 79-85. Full Article
Sekita, Y.,Murakami, K., Yumoto, H., Amoh, T., Fujiwara, N.,Ogata, S., ... & Kashiwada, Y. (2016). Preventive effects of Houttuynia cordata extract for oral infectious diseases. BioMed Research International, 2016. Full Article
Why this Finnish Doctor Believes in Herbs, Marjo Valonen MD, Townsend Letter, July 2018 Full Article
A Hidden Epidemic: Integrative Treatment of Lyme Disease, Scott Forsgren, March 2009 Full Article
Cowden Support Program for Lyme: Observational Study – Dublin, Ireland – June, 2012 Armin Schwarzbach, MD PhD Full Video
"Houttuynia Microbial Defense by NutraMedix helps my chronic mono when it flares up." -C.H.
“This is a lot better than other brands of Houttuynia on the market. It's a night and day difference for me… “ – F.L.
“I've been fighting Lyme with Bartonella and Babesia. This product seems to make a difference in my overall health and comfort when antibiotics failed. This is staying in my arsenal of weapons!” – J.R
“Alas, nothing I have done RIDS me of my chronic Mono...but Houttuynia Microbial Defense by NutraMedix helps when it flares up.” –R.N.
"This product was recommended for mycoplasma. It really was a slam dunk for my child and made and is making a huge difference in his recovery from it as well as from digestive distress from chronic food sensitivities and allergies. I can't recommend it enough for those with these issues." –N.P
30 drops twice daily at least 30 minutes before a meal (start with 1 drop in 4 oz. of water adding a drop with each dose).
An acute oral toxicity study was conducted by the University of Guayaquil, Ecuador concluding that Houttuynia did not produce toxic effects, thus the product is considered practically innocuous for humans when administered in the acute form. Therefore; studies of acute toxicity at higher doses in humans are not necessary. Full Article
Houttuynia cordata (HC) (Saururaceae) has been used internally and externally as a traditional medicine and as an herbal tea for healthcare in Japan. Our recent survey showed that HC poultice (HCP) prepared from smothering fresh leaves of HC had been frequently used for the treatment of purulent skin diseases with high effectiveness.
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Houttuynia cordata is an important traditional Chinese medicine for the treatment of respiratory diseases including bacterial and viral infections. Polysaccharides isolated from Houttuynia cordata (HCP), as its main ingredients, have been demonstrated to ameliorate the LPS-induced acute lung injury in mice.The study aimed to determine the protective effects of HCP on multiple organ injury in influenza A virus (IAV) H1N1 infected mice and its primary mechanisms in anti-inflammation and immune regulation.
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Houttuynia cordata Thunb (Saururaceae) is a traditional medicinal herb used to treat several disease symptoms. The present study was focused on the hepatoprotective effects of H. cordata ethyl acetate extract in experimental mice.
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Houttuynia cordata (HC) has been commonly used as many traditional remedies in local areas of Japan. Although many pharmacological activities of HC have been reported, the mechanism underlying the effect of HC remains unknown. We conducted the interview survey in Japan to verify how HC was actually used.
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This study aimed to investigate the antibacterial activity of the water extract of Houttuynia cordata (HCWE) against multi-drug resistant (MDR) Escherichia coli isolates harboring the AcrA gene in order to determine its susceptibility for potential therapy. We examined 18 E. coli strains that exhibited resistance to at least three different classes of antibiotics.
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HOUTTUYNIA will be used in humans because of the vital importance of carrying out these first-step tests. They will not only guarantee the quality of the product, but will also establish that there are no adverse side effects in humans who take the product.
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Traditionally, acute lung injury (ALI) causes pneumonedema and matrix lesions, rather than pulmonary fibrosis.
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Houttuynia cordata Thunb. is a traditional herb used for clearing heat and eliminating toxins, and has also been used for the treatment of severe acute respiratory syndrome (SARS).
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In Taiwan, 26 individuals per 100,000 died from lung cancer each year, based on reports from the “People Health Bureau of Taiwan”. Surgery, radiotherapy, and chemo-therapy are used for treating lung cancer patients.
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During the past fifty years, there had been a great deal of interest in screening therapeutic agents from plants. Bidens pilosa L. is widely used in traditional medicine for antiinfluenza, diabetic control and treatment of gastroenteritis.
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Houttuynia cordata Thunb. (Saururaceae) (HC) is a traditional Chinese medicine (TCM) used for hundreds of year to relieve lung-related symptoms such as lung abscess, phlegm, cough and dyspnea and is effective in treating pneumonia, infectious disease, refractory hemoptysis as well as malignant pleural effusion. Recently, several studies also provided scientific data to sup-port and unveil its anti-inflammatory, anti-allergic, virucidal, anti-oxidative and anti-cancer activities.
Download PDFRead moreHouttuynia cordata Thunb (Saururaceae), known as ‘E-Sung-Cho’ in Korea, has been traditionally used for the treatment of herpes simplex, chronic sinusitis, and allergy.
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Houttuynia cordata Thunb. is a medicinal plant widely used in folk medicine in several Asian countries. It has been reported that a water extract of H. cordata exhibits activity against herpes simplex virus (HSV) and the virus of severe acute respiratory syndrome (SARS), although the mechanisms are not fully under-stood yet.
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During the past 50 years, a great deal of interest had been initiated in screening therapeutic agents from plants. Bidens pilosa L. was widely used as a traditional remedy for treating influenza, diabetes and gastroenteritis worldwide.
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Herpes simplex virus (HSV), a common latent virus in humans, causes certain severe dis-eases. Extensive use of acyclovir (ACV) results in the development of drug-resistant HSV strains, hence, there is an urgent need to develop new drugs to treat HSV infection.
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Protective effects of Houttuynia cordata aqueous extract (HCAE) against acetaminophen-induced hepatotoxicity in Balb/cA mice were examined.
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Present study is an attempt to investigate plausible mechanism involved behind antidiabetic activity of standardized Houttuynia cordata Thunb. extract in streptozotocin-induced diabetic rats.
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The Houttuynia cordata Thunb (HCT) extract has been used as a traditional Chinese herb medicine and as well as an effective drug for treating allergic inflammation for thousands of years.
Download PDFRead moreColorectal cancer (CRC) is one of the most prevalent types of cancer worldwide and a common cause of morbidity and mortality in humans.
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Nowadays, cancer is the leading cause of death in many countries of the world. Chemotherapy is a common treatment strategy for advanced and metastatic cancer. However, the cost of chemotherapy is a major concern in developing countries.
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Houttuynia cordata Thunb (Saururaceae; H. cordata)com-monly known as “Pak Kan Thong” in Thai, is a popular side-dish vegetable, which is consumed in the Northern and Eastern regions of Thailand.
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This study is designed to compare the antioxidant potential of a water-soluble polysaccharide (HCP) with solvent extracts (water, ethanol, ethyl acetate and chloroform) from Houttuynia cordata Thunb.
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The liver plays a pivotal role in metabolism and detoxification of various components entering the body, and hepatic injury associated with these metabolic dysfunctions can result in many disorders ranging from transient elevation of liver enzymes to life-threatening hepatic fibrosis, liver cirrhosis, and even hepatocellular carcinoma.
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Houttuynia cordata Thunb. has been used traditionally as immune stimulant and anticancer agent. An aqueous extract of H. cordata tea showed high radical scavenging activity determined by off-line DPPH assays.
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The aims of this study were to evaluate the antioxidative effect of a traditional Taiwanese vegetable, Houttuynia cordata Thunb. (H. cordata), by subjecting rodents to oxidized frying oil-induced oxidative stress, and to examine the antimutagenic effects of H. cardata using the Ames test.
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Houttuynia cordata Thunb. is used in folk medicine for diuresis and detoxifica-tion. However, it has not yet been reported to have an anti-obesity effect.
Download PDFRead moreTraditionally, Houttuynia (H.) cordata Thunb has been used as an Oriental medicine for the treatment of inflammatory diseases such as ulcerative colitis. Previous studies showed that H. cordata extracts had antiviral and antibacterial, antiallergic, antioxidant and antimutagenic activities.
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Hottuynia cordata Thunb (Saururaceae; HC) is known as a therapeutic drug that has been used in traditional oriental medicine for the treatment of allergy. Mast cells play an important role in a variety of inflammatory diseases, and specifically asthma and atopy. In the present study, we investigated the effect of HC extracts on the migration of the human mast cell line, HMC-1, in response to stem cell factor (SCF).
Download PDFRead moreIt has been reported that Houttuynia (H.) cordata extracts have diverse pharmacological effects including antiviral and antibacterial, antiallergic, antioxidant and antimutagenic activities. Thus, H. cordata Thunb has been used as an Oriental medicine for the therapy of inflammatory diseases such as ulcerative colitis.
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Houttuynia cordata Thunb. (Family: Saururaceae) is an herbaceous perennial plant that grows in moist and shady places. The plant is well known among the people of diverse cultures across Japan, Korea, China and North-East India for its medicinal properties. Traditionally the plant is used for its various beneficial properties against inflammation, pneumonia, severe acute respiratory syndrome, muscular sprain, stomach ulcer etc.
Download PDFRead moreHouttuynia cordata Thunb. (HC) is a medicinal herb that generally used in traditional Chinese medicine for treat-ing allergic inflammation. The present study investigated the inhibitory effect of the volatile oil from HC Thunb.
Download PDFRead moreHouttuynia cordata (Saururaceae) injection (HCI) is a traditional Chinese medicine used in China. It was chosen as one of eight types of traditional Chinese medicine that play a unique role in severe acute respiratory syndrome (SARS) owing to the effect of curbing inflammation.
Download PDFRead moreHouttuynia cordata Thunb (HCT) is widely used in oriental medicine as a remedy for inflammation. However, at present there is no explanation for the mechanism by which HCT affects the production of inflammatory cytokines. The current study aimed to determine the effect of an essence extracted from HCT on mast cell-mediated inflammatory responses.
Download PDFRead moreHouttuynia cordata Thunb. (Saururaceae; HC) has been long used in tra-ditional oriental medicine for the treatment of inflammation diseases. Modern research has implicated inducible cyclooxygenase-2 (COX-2) as a key regulator of the inflammatory process.
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The leaves of Houttuynia cordata Thunb.(Saururaceae) are considered to have anthelmintic proper-ties in the traditional medicine of Naga tribes in Northeast India and, therefore, are used by the natives to treat the intestinal worm infections. In the present study, the anti-cestodal activity of H. cordata leaf extract was investigated against Hymenolepis diminuta, a zoonotic cestode, in experimentally infected albino rats.
Download PDFRead moreHouttuynia cordata Thunb. (Saururaceae; HC) has been long used in tra-ditional oriental medicine for the treatment of inflammation diseases. Modern research has implicated inducible cyclooxygenase-2 (COX-2) as a key regulator of the inflammatory process.
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Salmonellosis is a major bacterial zoonosis that causes a variety of disease syndromes, from self-limiting enteritis to fatal infection in animals and food-borne infection and typhoid fever in humans.
Download PDFRead moreThe present study was investigated the effect of Houttuynia cordata THUNB water extract (HCWE) on mast cell-mediated anaphylactic reactions. The mast cell-mediated anaphylactic reaction is involved in many allergic diseases such as asthma and allergic rhinitis. HCWE has been used as a traditional medicine in Korea and is known to have an antioxidant and anti-cancer activities.
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Houttuynia cordata has been used as a traditional medicine in Korea and is known to have antioxidant, anti-cancer and anti-allergic activities. The precise effect of H. cordata, however, remains unknown. In this study, we investigated the effects of H. cordata water extract (HCWE) on passive cutaneous anaphy-laxis (PCA) in mice and on IgE-mediated allergic response in rat mast RBL-2H3 cells.
Download PDFRead moreCognitive impairment is a result of dementia of diverse causes, such as cholinergic dysfunction and Alzheimer’s disease (AD). Houttuynia cordata Thunb. (Saururaceae) has long been used as a traditional herbal medicine. It has biological activities including protective effects against amyloid beta (Aβ) toxicity, via regulation of calcium homeostasis, in rat hippocampal cells.
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Propionibacterium acnes and Staphylococcus epidermidis have been recognized as pus-forming bacteria triggering an inflammation in acne. The present study was conducted to evaluate antimicrobial activities of Thai medicinal plants against these etiologic agents of acne vulgaris.
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